Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...

Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.

A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...

根据外媒 Neowin 今天的报道，微软在 Windows Health Dashboard 上补充说明，关机与休眠异常不仅出现在 Secure Launch 设备上，连启用了 Virtual Secure Mode（直译为“虚拟安全模式”）的电脑也会中招。 据IT之家了解，Virtual Secure Mode 是一项基于虚拟化的安全机制，用来 把敏感数据隔离在受保护区域内 ...

Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

Another week, another big Windows problem.

Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...

Microsoft is shifting focus to fixing Windows 11 performance and reliability after months of buggy updates, boot failures, ...

Microsoft is investigating reports of serious boot failures affecting Windows 11 devices following the January 2026 security ...